Shri vishnu engineering college for women:: bhimavaram department of information technology



Download 3.29 Mb.
View original pdf
Page19/128
Date12.04.2022
Size3.29 Mb.
#58595
1   ...   15   16   17   18   19   20   21   22   ...   128
ITIIBTechIISemLecCOA
0910-ComputerSystemOverview02
COMPUTER FUNCTIONS
The basic function performed by a computer is execution of a program, which consists of a set of instructions stored in memory. Instruction processing consists of two steps The processor reads ( fetches) instructions from memory one at a time and executes each instruction. Program execution consists of repeating the process of instruction fetch and instruction execution. The processing required fora single instruction is called an instruction cycle. Using the simplified two-step description given previously, the instruction cycle is depicted in Figure 1.5. The



Download 3.29 Mb.

Share with your friends:
1   ...   15   16   17   18   19   20   21   22   ...   128




The database is protected by copyright ©ininet.org 2024
send message

    Main page